package dletc.job.job02;

public class Test {

	public static void main(String[] args) {
		int it = 65;
		float fl = 65.0f; 
		System.out.println("65和65.0f是否相等？" + (it == fl)); //true
		
		char ch1 = 'A'; char ch2 = 12; 
		System.out.println("65和'A'是否相等？" + (it == ch1));//true
		System.out.println("12和ch2是否相等？" + (12 == ch2)); //true
		
		 String str1 = new String("hello"); 
		 String str2 = new String("hello");
		 System.out.println("str1和str2是否相等？"+ (str1 == str2)); //false
		 System.out.println("str1是否equals str2？"+(str1.equals(str2))); //true
		 
		 //System.out.println("hello" == new java.util.Date()); //编译不通过




	}

}
